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Home/Virginia/Department of the Interior/PSC R414

State + agency + PSC page

Department of the Interior PSC R414 contractors in Virginia

SYSTEMS ENGINEERING SERVICES. Use this deeper state-buyer-PSC page to see which visible contractors sit closest to this exact overlap in the public AwardRegistry layer.

Virginia + Department of the Interior
Last updated: April 8, 2026

Visible recipients

2

Mapped obligations

$367,087,451

Top NAICS links

4

Top recipients

Visible recipients tied to Department of the Interior, Virginia, and PSC R414

Mantech Srs Technologies, Inc.

Herndon, VA

Mantech Srs Technologies, Inc. is a federal category business profile based in Herndon, VA. The current public data layer shows $74,933,149 in visible federal obligations across 77 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC R425.

$366,486,713

Mantech Gray Hawk Systems, Inc.

Falls Church, VA

Mantech Gray Hawk Systems, Inc. is a federal category business profile based in Falls Church, VA. The current public data layer shows $28,570,924 in visible federal obligations across 5 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC R425.

$600,738

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Open NAICS 541712

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Open NAICS 541715

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Top recipient paths for NAICS 541330

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